Opacity keyframe not working

[shotcut]

@Semilogo

theres nothing that will affect the opacity in the output section

Of course, this is expected. Output does not blend with anything, and opacity affects the alpha channel, which is not directly visible.

Timeline > Output

Output appears above the track headers in the Timeline: [image] (In versions before 20.06, this was named “Master.”) Output refers the sum total output of the timeline - all tracks mixed (audio) and blended or composited (video). If your clips are the inputs to the timeline, this represents the output. It is very similar to the master output on audio mixing consoles. You can click this to select it and then see Properties of the timeline (the attributes of your project’s Video Mode) or Filter…